3VA6340-5HM31-0AA0
Siemens
The Siemens 3VA6340-5HM31-0AA0 is a 3-pole molded-case circuit breaker with a 400A current rating and 690V voltage rating. It offers a breaking capacity of 35kA at 480V.
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This Siemens 3VA6340-5KT31-0AA0 is a 3-pole molded-case circuit breaker from the 3VA6 series. It is designed for system protection and features an ETU856 overcurrent release with LSI protection functions. The breaker has a rated current of 400A and offers adjustable overload protection (Ir) from 160A to 400A and adjustable short-circuit protection (Isd) from 240A to 4000A, and (Ii) from 600A to 4000A.
Key electrical specifications include an insulation voltage of 600V and a maximum breaking capacity of 35kA at 480V according to UL 489 standards. It also meets IEC 60947 standards with a breaking capacity (Icu) of 55kA at 415V and a making capacity (Icm) of 121kA at 415V. The breaker supports communication and other measurement functions.
With a mechanical service life of 15,000 switching cycles, this circuit breaker is built for durability. It is suitable for HACR Type applications. The mounting type is DIN Rail, making installation straightforward in standard electrical enclosures. Operational current ratings vary with temperature, from 375A at 55°C down to 300A at 70°C.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 400A.
The voltage rating is 690 V.
The breaking capacity is 35kA at 480V.
It features an ETU856 overcurrent release with LSI protection.
It is designed for DIN Rail mounting.
